Mwanzo 35 : 22 Genesis chapter 35 verse 22

Ikawa Israeli alipokuwa akikaa katika nchi ile, Reubeni akaenda akalala na Bilha, suria wa babaye; Israeli akasikia habari. Basi hao wana wa Yakobo walikuwa kumi na wawili.
soma Mlango wa 35

It happened, while Israel lived in that land, that Reuben went and lay with Bilhah, his father's concubine, and Israel heard of it. Now the sons of Jacob were twelve.